CN217808846U - Superposed type mixed bed for increasing water treatment water yield - Google Patents
Superposed type mixed bed for increasing water treatment water yield Download PDFInfo
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- CN217808846U CN217808846U CN202221394075.9U CN202221394075U CN217808846U CN 217808846 U CN217808846 U CN 217808846U CN 202221394075 U CN202221394075 U CN 202221394075U CN 217808846 U CN217808846 U CN 217808846U
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Abstract
The utility model provides a superposed mixed bed for increasing the water yield of water treatment, which comprises a tank body; the water inlet comprises an upper water inlet and a lower water inlet which are respectively arranged at the top and the bottom of the tank body; the positive and negative mixed resin is arranged in the tank body and is close to one end of the lower water inlet; the alkali feeding device is arranged in the middle of the tank body and is positioned above the positive and negative mixed resin; the middle water outlet device is arranged at the lower section of the tank body and positioned in the middle of the cation-anion mixed resin, and is used for discharging purified pure water; the middle drainage device is arranged in the tank body and is positioned below the middle water outlet device; the bottom water inlet device is arranged in the tank body and is positioned above the lower water inlet. The utility model discloses a direction convection current is intake from top to bottom, and middle play water, flow area has increased one time, mixes the bed with the stack of diameter and compares in ordinary bed that mixes, has reached the water yield and has increased one time, reduces the effect of area in place.
Description
Technical Field
The utility model relates to a water treatment field especially relates to ultrapure water preparation technical field, specifically is a superimposed formula that increases water treatment water yield mixes bed.
Background
The mixed ion exchanger, hereinafter referred to as mixed bed, is widely used for preparing ultrapure water in various industries, is a mature water treatment product, and utilizes the fact that anion and cation exchange resin is filled in a tank body to enable infinite anion and cation exchange to be generated inside, so that extremely pure purified water can be obtained. Generally, pure water with the conductivity of less than 0.15-0.2 mu s/cm can be obtained.
The water inlet direction of the mixing bed is generally the upper water inlet direction and the lower water outlet direction, so that the output force of a single mixing bed is fixed. The flow velocity of the section of a single mixed bed reaches 50m/h at most, so that the water production output of the single mixed bed is fixed, and limitation is caused.
For example, for a mixed bed of 2m diameter, the maximum water production is: (2/2) 2 x3.14x50＝157m 3 H is used as the reference value. However, the efficiency is far from sufficient for the existing production, and the occupied area is also greatly required.
Disclosure of Invention
In view of the above disadvantages of the prior art, the present invention provides a stacked mixed bed for increasing water yield in water treatment, which is used to solve the difficulties of the prior art.
To achieve the above and other related objects, the present invention provides a stacked mixed bed for increasing water treatment water yield, comprising:
a tank body 1;
the water inlet comprises an upper water inlet 2 and a lower water inlet 3 which are respectively arranged at the top and the bottom of the tank body 1;
the positive and negative mixed resin 4 is arranged in the tank body 1 and is close to one end of the lower water inlet 3;
the alkali feeding device 5 is arranged in the middle of the tank body 1 and is positioned above the positive and negative mixed resin 4;
the middle water outlet device 6 is arranged at the lower section of the tank body 1, is positioned in the middle of the cation-anion mixed resin 4 and is used for discharging purified pure water;
the middle drainage device 7 is arranged in the tank body 1 and is positioned below the middle water outlet device 6;
the bottom water inlet device is arranged above the lower water inlet 3 in the tank body 1.
According to the preferred scheme, a breathing port 8 with an upward opening is arranged on one side, close to the upper water inlet 2, of the top of the tank body 1.
According to the preferred scheme, the bottom of the upper water inlet 2 is connected with a top water inlet device 9, and the top water inlet device 9 adopts cross branch pipe water distribution.
According to a preferable scheme, the cross branch pipes are provided with a plurality of cross branch pipes, and the centers of the upper water inlets 2 are arranged in a circular array shape with round points.
According to preferred scheme, bottom water installations includes breakwater 10, perforated plate 11 and the drain cap 12 that sets gradually from supreme down, breakwater 10 sets up under the top of water inlet 3 directly over, drain cap 12 is installed on the through-hole of perforated plate 11.
According to a preferred embodiment, the drain cap 12 is a stainless steel water cap.
According to the preferred scheme, a pair of water outlets 13 is arranged on the middle water outlet device 6, and the water outlets 13 are oppositely arranged on the side surface of the tank body 1.
According to a preferable scheme, a backwashing expansion space 14 is formed above the male-female mixed resin 4 in the tank body 1.
According to the preferable scheme, the alkali feeding device 5, the intermediate water outlet device 6 and the middle discharging device 7 are all arranged in a branch pipe type structure.
According to the preferable scheme, the tank body 1 is also provided with an overflow port 15, and the overflow port 15 is arranged at one side close to the alkali inlet device 5.
According to a preferred embodiment, the overflow port 15 is located between the backwash expansion space 14 and the male-female mixed resin 4.
According to a preferred scheme, the upper half section, the lower half section and the bottom of the tank body 1 are respectively provided with an upper manhole 16, a lower manhole 17 and a bottom manhole 18.
According to the preferred scheme, a sight glass 19 is also installed on the top of the tank body 1.
The utility model discloses a direction convection current is intake from top to bottom, and middle play water, flow area has increased one time, mixes the bed with the stack of diameter and compares in ordinary bed that mixes, has reached the water yield and has increased one time, reduces the effect of site area.
The following description of the preferred embodiments for carrying out the present invention will be made in detail with reference to the accompanying drawings, so that the features and advantages of the present invention can be easily understood.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure of the water inlet device of the present invention;
FIG. 3 is an enlarged schematic view of the alkali feeder according to the present invention;
fig. 4 is an enlarged schematic view of the structure of the middle water outlet device according to the present invention;
fig. 5 is an enlarged schematic view of the structure of the middle row device according to the present invention;
FIG. 6 is an enlarged view of the bottom water inlet device according to the present invention;
description of the reference symbols
1. A tank body; 2. an upper water inlet; 3. a lower water inlet; 4. a cation-anion mixed resin; 5. an alkali feeding device; 6. a middle water outlet device; 7. a middle row device; 8. a breathing port; 9. a top water inlet device; 10. a water baffle; 11. a perforated plate; 12. a drain cap; 13. a water outlet; 14. backwashing the expansion space; 15. an overflow port; 16. an upper manhole; 17. a lower manhole; 18. a bottom manhole; 19. a sight glass.
Detailed Description
In order to make the purpose, technical scheme and advantage of the technical scheme of the utility model clearer, will combine in the following the utility model discloses the drawing of concrete embodiment is right the technical scheme of the embodiment of the utility model carries out clear, complete description. Like reference symbols in the various drawings indicate like elements. It should be noted that the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Possible embodiments within the scope of the invention may have fewer parts, have other parts not shown in the figures, different parts, differently arranged parts or differently connected parts, etc. than the examples shown in the figures. In addition, two or more of the components in the drawings may be implemented in a single component, or a single component shown in the drawings may be implemented as multiple separate components.
Unless defined otherwise, technical or scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item preceding the word comprises the element or item listed after the word and its equivalent, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
The utility model provides an increase stack formula of water treatment water yield and mix bed for in ultrapure water preparation technology, the utility model discloses do not limit to the type of positive negative mixed resin, but this structure specially adapted who goes into water from top to bottom is to taking up an area of.
Generally, the utility model provides an increase stack formula of water treatment water yield and mix bed mainly includes jar body 1, water inlet, cloudy mixed resin 4 of positive, advances alkali device 5, middle effluent device 6, well row's device 7 and bottom water installations. Wherein, can refer to fig. 1, which shows the arrangement relationship of the tank body 1, the water inlet, the cation-anion mixed resin 4, the alkali inlet device 5, the middle water outlet device 6, the middle drainage device 7 and the bottom water inlet device.
The total stratification degree of the cation and anion resins generally filled in the tank body of the common mixed bed is 1500m, wherein the cation resin is 500mm, and the anion resin is 1000mm. The tank body of the superposed mixed bed is filled with double anion and cation exchange resins, namely the height of the cation resin layer is 1000mm, the height of the anion resin layer is 2000mm, and the total layer height is 3000mm.
Therefore, water is fed in a vertically-convective manner through the tank body 1, an upper water inlet 2 and a lower water inlet 3 are respectively arranged at the top and the bottom of the tank body 1, in addition, a positive-negative mixed resin 4 is arranged at one end, close to the lower water inlet 3, in the tank body 1, a backwashing expansion space 14 is formed above the positive-negative mixed resin 4, a certain water absorption expansion area is provided for the positive-negative mixed resin 4, an alkali inlet device 5 is arranged between the backwashing expansion space 14 and the positive-negative mixed resin 4, and the middle water outlet device 6 is arranged at the middle position, located in the positive-negative mixed resin 4, of the tank body 1, so that the effect of middle water outlet is achieved, the purpose of overlapping a mixed bed is achieved, the flow area is further increased by one time, and therefore, compared with a common mixed bed, the overlapped mixed bed with the same diameter is increased by one time in water yield. For example, for 2m of convection mixed bed output, the maximum water yield can reach 2x157=314m3/h.
As described above, the tank body 1 is provided with water outlets at the upper and lower sides, in this embodiment, the bottom of the upper water inlet 2 is connected with the top water inlet device 9, the top water inlet device 9 is distributed with water by using cross branch pipes, the cross branch pipes are provided with a plurality of water outlets, and the centers of the upper water inlets 2 are arranged in a circular dot annular array manner, so that the dispersion effect of the upper water inlet can be realized, unnecessary troubles such as concentration phenomenon and even vortex can not be generated, and correspondingly, the top of the tank body 1 close to the upper water inlet 2 is provided with the breathing port 8 with an upward opening, so that the balance of the pressure in the tank body 1 can be ensured; on the other hand, be located the top of water inlet 3 down in jar body 1 and be provided with bottom water installations, supreme breakwater 10, perforated plate 11 and the drain cap 12 that set gradually are down followed to bottom water installations, and breakwater 10 sets up under directly over the top of water inlet 3, and stainless steel drain cap 12 is installed on perforated plate 11's through-hole, utilizes the setting of above-mentioned structure, also can avoid the bottom to concentrate into water, has reached the purpose of dispersion rivers, improves purification efficiency.
As shown in fig. 2, 3, 4, 5 and 6, it should be specifically described that the alkali feeding device 5, the intermediate water discharging device 6 and the intermediate discharging device 7 are all arranged in a branch-and-main pipe type structure, which can reduce the problems caused by the material receiving and discharging of a single material pipe, reduce the pressure, and improve the dispersion degree.
As shown in fig. 1, the intermediate water discharge device 6 discharges purified pure water, and in order to improve water discharge efficiency, a pair of water outlets 13 are provided, and water flows are collected from the intermediate branch pipes and then discharged from the water outlets 13 oppositely provided on the side surfaces of the tank body 1.
Preferably, the tank 1 is further provided with an overflow port 15, the overflow port 15 is arranged on one side close to the alkali inlet device 5, and the overflow port 15 is arranged between the backwashing expansion space 14 and the cation-anion mixed resin 4.
As shown in fig. 1, the upper half section, the lower half section and the bottom of the tank body 1 are respectively provided with an upper manhole 16, a lower manhole 17 and a bottom manhole 18, so that an operator can monitor the state of the liquid in the tank body 1 in real time.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. The utility model provides an increase bed is mixed to stack formula of water treatment water yield which characterized in that includes:
a tank body (1);
the water inlet comprises an upper water inlet (2) and a lower water inlet (3) which are respectively arranged at the top and the bottom of the tank body (1);
the positive and negative mixed resin (4), the positive and negative mixed resin (4) is arranged in the tank body (1) and is close to one end of the lower water inlet (3);
the alkali feeding device (5) is arranged in the middle of the tank body (1) and is positioned above the positive and negative mixed resin (4);
the middle water outlet device (6) is arranged at the lower section of the tank body (1), is positioned in the middle of the cation-anion mixed resin (4), and is used for discharging purified pure water;
the middle drainage device (7) is arranged in the tank body (1) and is positioned below the middle water outlet device (6);
the bottom water inlet device is arranged in the tank body (1) and is positioned above the lower water inlet (3).
2. The stacked mixed bed for increasing the water treatment water yield according to claim 1, wherein a top water inlet device (9) is connected to the bottom of the upper water inlet (2), and the top water inlet device (9) is distributed with water by adopting a cross branch pipe.
3. The stacked mixed bed for increasing the water yield of water treatment according to claim 2, wherein the bottom water inlet device comprises a water baffle (10), a porous plate (11) and a water discharge cap (12) which are sequentially arranged from bottom to top, the water baffle (10) is arranged right above the top of the lower water inlet (3), and the water discharge cap (12) is arranged on a through hole of the porous plate (11).
4. The superposed mixed bed for increasing the water yield of water treatment according to claim 3, wherein a pair of water outlets (13) of the intermediate water outlet device (6) is arranged, and the water outlets (13) are oppositely arranged on the side surface of the tank body (1).
5. The stacked mixed bed for increasing the water production rate of water treatment according to claim 4, wherein a backwashing expansion space (14) is formed in the tank body (1) above the cation-anion mixed resin (4).
6. The stacked mixed bed for increasing the water yield of water treatment according to claim 5, wherein the alkali inlet device (5), the middle water outlet device (6) and the middle drainage device (7) are all arranged into a branch-mother pipe type structure.
7. The superposed mixed bed for increasing the water yield of water treatment according to claim 6, wherein an overflow port (15) is further formed in the tank body (1), and the overflow port (15) is positioned at one side close to the alkali inlet device (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221394075.9U CN217808846U (en) | 2022-06-06 | 2022-06-06 | Superposed type mixed bed for increasing water treatment water yield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221394075.9U CN217808846U (en) | 2022-06-06 | 2022-06-06 | Superposed type mixed bed for increasing water treatment water yield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217808846U true CN217808846U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221394075.9U Active CN217808846U (en) | 2022-06-06 | 2022-06-06 | Superposed type mixed bed for increasing water treatment water yield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217808846U (en) |
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2022
- 2022-06-06 CN CN202221394075.9U patent/CN217808846U/en active Active
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